Perspective Therapeutics

CATX • AMEX

Perspective Therapeutics is a medical - devices company in the healthcare sector on AMEX, led by Johan (Thijs) Spoor, with a market cap of $198.5M. As of Q3 2025, 59% of shares are held by 106 institutional investors, with FMR LLC as the largest holder at 13.48%.

Chief Executive OfficerJohan (Thijs) Spoor

Market Cap$198.5M

Medical - Devices

Healthcare

Employees119.0

Websiteperspectivetherapeutics.com

Country

United States of America

Overview

Overview of institutional ownership in CATX as of Q3 2025 with a market cap of $254.7M

All Institutions

Institutions: 106
Value Held: $150.1M
Shares Held: 43.7M
Avg Position: $1.4M
Median Position: $136.7K

Hedge Funds

Hedge Funds: 13
Value Held: $27.7M
Shares Held: 8.1M
Avg Position: $2.1M
Median Position: $1.0M

Ownership Breakdown

Institutional (non-HF)

48.03%

$122.3M

Hedge Funds

10.88%

$27.7M

Retail & Other

41.09%

$104.7M

Based on market cap of $254.7M as of Q3 2025. Institutional (non-HF) excludes hedge funds to avoid double counting.

Biggest Investors

Institutions with the largest positions in CATX as of Q3 2025

Institution	Key People	Position Value	Ownership	Owned Since	Total AUM (Long)
FMR LLC Institution	-	$34.3M 0.00% of portfolio	13.48% 10.0M shares	Q4 2022 Held for 2y 11m	$1.92T
B BlackRock, Inc. Institution	-	$15.0M 0.00% of portfolio	5.88% 4.4M shares	Q4 2022 Held for 2y 11m	$5.67T
VANGUARD GROUP INC Institution	Salim Ramji CEO	$11.8M 0.00% of portfolio	4.63% 3.4M shares	Q4 2022 Held for 2y 11m	$6.69T
A Avidity Partners Management LP Hedge Fund•Long/Short	Michael David Gregory President	$10.3M 2.39% of portfolio	4.03% 3.0M shares	Q2 2024 Held for 1y 5m	$429.1M
MORGAN STANLEY RIA/Wealth	Jed Finn CEO	$9.5M 0.00% of portfolio	3.72% 2.8M shares	Q4 2022 Held for 2y 11m	$1.65T
MILLENNIUM MANAGEMENT LLC Hedge Fund•Multi-Strategy	Dan Michael Berkovitz Chairman	$8.8M 0.01% of portfolio	3.45% 2.6M shares	Q1 2024 Held for 1y 8m	$121.98B
Nicholson Wealth Management Group, LLC RIA/Wealth	Adam Michael Mark President	$5.6M 3.25% of portfolio	2.18% 1.6M shares	Q3 2024 Held for 1y 2m	$170.7M
GEODE CAPITAL MANAGEMENT LLC ETF Provider	David Kenneth Lane CEO	$4.9M 0.00% of portfolio	1.93% 1.4M shares	Q4 2022 Held for 2y 11m	$1.57T
N Nuveen, LLC Institution	-	$4.5M 0.00% of portfolio	1.76% 1.3M shares	Q1 2025 Held for 8 months	$377.89B
STATE STREET CORP Institution	Ronald P. O'Hanley CEO	$3.8M 0.00% of portfolio	1.49% 1.1M shares	Q4 2022 Held for 2y 11m	$2.88T

Net Capital Flow

Institutional buying and selling activity for CATX in Q3 2025

Traded: +$4.3M
Buyers: 49
Sellers: 38
Total Bought: +$22.4M
Total Sold: −$18.1M
Avg Position: $1.3M

Biggest Buyers

Institution	Net Bought	Current Position
MORGAN STANLEY RIA/Wealth	+$3.9M +1.1M shares	$9.5M 2.8M shares
A Avidity Partners Management LP Hedge Fund•Long/Short	+$3.9M +1.1M shares	$10.3M 3.0M shares
VESTOR CAPITAL CORP RIA/Wealth	+$3.3M +970.9K shares	$3.3M 972.0K shares
BANK OF AMERICA CORP /DE/ Institution	+$1.6M +458.3K shares	$2.7M 785.8K shares
Walleye Trading Advisors, LLC Hedge Fund•Multi-Strategy	+$1.2M +358.6K shares	$1.9M 546.0K shares
Patient Square Capital LP Private Equity	+$1.2M +349.3K shares	$1.2M 349.3K shares
J JANE STREET GROUP, LLC Institution	+$1.1M +329.7K shares	$1.1M 329.7K shares
UBS Group AG Institution	+$920.7K +268.4K shares	$2.2M 641.1K shares
WELLINGTON MANAGEMENT CO LLP Long Only Manager	+$708.7K +206.6K shares	$708.7K 206.6K shares
S SPHERA FUNDS MANAGEMENT LTD. Institution	+$686.0K +200.0K shares	$1.8M 510.3K shares

Biggest Sellers

Institution	Net Sold	Current Position
FMR LLC Institution	−$3.7M −1.1M shares	$34.3M 10.0M shares
N Nuveen, LLC Institution	−$3.4M −988.7K shares	$4.5M 1.3M shares
Affinity Asset Advisors, LLC Hedge Fund•Long/Short	−$2.6M −750.0K shares	$1.0M 300.0K shares
Marshall Wace LLP Institution	−$1.8M −520.7K shares	Sold Off 0 shares
V Velan Capital Investment Management LP Institution	−$1.7M −500.0K shares	Sold Off 0 shares
JPMORGAN CHASE & CO Institution	−$1.1M −311.7K shares	$1.5M 436.4K shares
HighTower Advisors, LLC RIA/Wealth	−$565.0K −164.7K shares	$126.5K 36.9K shares
Schonfeld Strategic Advisors LLC Hedge Fund•Multi-Strategy	−$493.1K −143.3K shares	Sold Off 0 shares
B BNP PARIBAS ARBITRAGE, SA Institution	−$476.3K −138.9K shares	$355.8K 103.7K shares
HighVista Strategies LLC Fund of Funds	−$475.9K −138.4K shares	Sold Off 0 shares

Entry and Exit Activity

Institutions that initiated new positions or completely exited CATX in Q3 2025

New Positions: 9
New Value: $3.2M
Exited Positions: 8
Exited Value: $4.6M

New Positions

Institution	Position Value
Patient Square Capital LP Private Equity	$1.2M 349.3K shares
WELLINGTON MANAGEMENT CO LLP Long Only Manager	$708.7K 206.6K shares
Sentinus, LLC RIA/Wealth	$565.0K 164.7K shares
Siligmueller & Norvid Wealth Advisors LLC RIA/Wealth	$565.0K 164.7K shares
Graham Capital Management, L.P. Hedge Fund•Multi-Strategy	$155.6K 45.4K shares
Rockefeller Capital Management L.P. Long Only Manager	$10.3K 3.0K shares
Global Retirement Partners, LLC RIA/Wealth	$8.8K 2.6K shares
SRS Capital Advisors, Inc. RIA/Wealth	$714.0 208.0 shares
Sontag Advisory, LLC RIA/Wealth	$138.0 40.0 shares

Exited Positions

Institution	Previous Position
Marshall Wace LLP Institution	$1.8M 520.7K shares
V Velan Capital Investment Management LP Institution	$1.7M 500.0K shares
Schonfeld Strategic Advisors LLC Hedge Fund•Multi-Strategy	$493.1K 143.3K shares
HighVista Strategies LLC Fund of Funds	$475.9K 138.4K shares
Engineers Gate Manager LP Hedge Fund•Quant	$98.8K 28.7K shares
G Ground Swell Capital, LLC Hedge Fund•Multi-Strategy	$56.3K 16.4K shares
RAYMOND JAMES FINANCIAL INC RIA/Wealth	$6.2K 1.8K shares
THURSTON, SPRINGER, MILLER, HERD & TITAK, INC. Private Equity	$402.0 117.0 shares

Options Activity

Institutions with the largest Call and Put options positions in CATX as of Q3 2025

Call Positions: 1
Call Value: $44.9K
Put Positions: 0
Put Value: -

Call Positions

Institution	Position Value
CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy	$44.9K 131.0 contracts

Put Positions

Institution	Position Value
No put positions found

Most Committed Institutions

Institutions with CATX as the highest % of their portfolio as of Q3 2025

Institution	Key People	Portfolio Weight	Ownership	Owned Since	Total AUM (Long)
Nicholson Wealth Management Group, LLC RIA/Wealth	Adam Michael Mark President	3.25% $5.6M	2.18% 1.6M shares	Q3 2024 Held for 1y 2m	$170.7M
A Avidity Partners Management LP Hedge Fund•Long/Short	Michael David Gregory President	2.39% $10.3M	4.03% 3.0M shares	Q2 2024 Held for 1y 5m	$429.1M
S SPHERA FUNDS MANAGEMENT LTD. Institution	-	0.42% $1.8M	0.69% 510.3K shares	Q4 2023 Held for 1y 11m	$416.3M
Patient Square Capital LP Private Equity	Adam Mark Fliss Founder	0.32% $1.2M	0.47% 349.3K shares	Q3 2025 Held for 2 months	$373.9M
Siligmueller & Norvid Wealth Advisors LLC RIA/Wealth	Dale Scott Siligmueller CCO	0.26% $565.0K	0.22% 164.7K shares	Q3 2025 Held for 2 months	$221.0M
P PORTLAND INVESTMENT COUNSEL INC. Institution	-	0.24% $857.5K	0.34% 250.0K shares	Q2 2023 Held for 2y 5m	$363.9M
VESTOR CAPITAL CORP RIA/Wealth	Martin Buehler President	0.22% $3.3M	1.31% 972.0K shares	Q1 2025 Held for 8 months	$1.5B
H Hills Bank & Trust Co Institution	-	0.20% $3.4M	1.32% 979.2K shares	Q1 2024 Held for 1y 8m	$1.7B
T Taylor & Morgan Wealth Management, LLC Institution	-	0.19% $312.1K	0.12% 91.0K shares	Q4 2022 Held for 2y 11m	$162.8M
Sentinus, LLC RIA/Wealth	Phillip Eugene Johnson President	0.12% $565.0K	0.22% 164.7K shares	Q3 2025 Held for 2 months	$455.3M

Hedge Fund Spotlight

Discover hedge funds investing in CATX

TWO SIGMA ADVISERS, LLC

Hedge Fund • Multi-Strategy

Portfolio ManagerScott David Hoffman

Portfolio Value: $50.0B
Positions: 2,312
Last Reported: Q3 2025

Sector Allocation

Position in Perspective Therapeutics

Market Value: $1.4M
Shares Held: 405.6K
Portfolio Weight: 0.00%
Owned Since: 2024-Q4

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